<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style type="text/css">
			body {
				margin: 0;
			}
			.wrap {
				margin: 0 15vw;
				width: 60vw;
				height: 100vh;
				background-color: #EEEEEE;
				overflow: auto;
			}
			.inner {
				width: 200px;
				height: 200px;
				background-color: #ccc;
				
			}
		</style>
	</head>
	<body>
		
		<div class="wrap">
			<div class="inner"></div>
		</div>
	</body>
</html>
